From: Thierry Reding <thierry.reding@kernel.org>
To: Aniruddha Rao <anrao@nvidia.com>
Cc: jonathanh@nvidia.com, linux-tegra@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] firmware: tegra: bpmp: Allow BPMP debugfs population to be skipped
Date: Fri, 2 Oct 2026 09:51:48 +0200 [thread overview]
Message-ID: <ar9iizSuhHVj_tZk@orome> (raw)
In-Reply-To: <20261001050716.2256810-1-anrao@nvidia.com>
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On Thu, Oct 01, 2026 at 05:07:16AM +0000, Aniruddha Rao wrote:
> Populating the BPMP firmware debugfs requires a sequence of synchronous
> firmware transactions during BPMP probe, which impacts the overall boot
> time. Currently, the only way to avoid populating the BPMP debugfs is to
> disable CONFIG_DEBUG_FS completely.
>
> Add a tegra_bpmp.debugfs module parameter so systems can skip populating
> the BPMP debugfs with tegra_bpmp.debugfs=0. Keep it enabled by default to
> preserve existing behavior. The parameter is defined in bpmp-debugfs.c,
> so it is available only when CONFIG_DEBUG_FS is enabled.
>
> Signed-off-by: Aniruddha Rao <anrao@nvidia.com>
> ---
> drivers/firmware/tegra/bpmp-debugfs.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
Applied, thanks.
Thierry
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prev parent reply other threads:[~2026-10-02 7:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-01 5:07 Aniruddha Rao
2026-10-02 7:51 ` Thierry Reding [this message]
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